* Compatible with Bluetooth-enabled mobile phones that support headset and hands-free profiles

* Transmission Range: 10 meters

* Bluetooth Version: V1.2

* Audio

* Compatible Audio File Formats: MP3 / WMA / WAV

* Adjustable earphones

* Earphone output frequency: 5mw

* Earphone impedance: 16ohm

* SNR (Signal to Noise Ratio): 87.2dB

* Voice output power: 55mW

* Voice output frequency: 20Hz-20Khz

* THD: Less than 0.05%

* Battery

* Built-in USB-Rechargeable Li-ion Battery / 3.7v, 150mAh

* Maximum input power: DC 5v,150mA

* Full charge playing time: 5 hours

* Recharging time: 3 hours

* Package Details

* 1 x 4GB Bluetooth Sunglasses MP3 Player

* 1 x Travel plug adapter

* 1 x English language manual.

* 1 x High quality mesh glasses case and lens cloth

* Packing Material: Retail Box

1055 - Expression #1 of ORDER BY clause is not in GROUP BY clause and contains nonaggregated column 'good8com_stationall.o.date_purchased' which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_group_by